Compilation
Paspalum barbatum

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Name

Identification
Isotype of Paspalum barbatum Nees [family POACEAE ] (stored under name); Verified by Mez, C. C., 1906 Axonopus barbigerus (Kunth) Hitchc. [family POACEAE ] Verified by Not on sheet,
Related name
  • Paspalum polyneuron
  • Paspalum obtusifolium
  • Axonopus pilosus
  • Paspalum scrobiculatum
  • Axonopus barbigerus
  • Paspalum barbatum
  • Paspalum platycaulon
  • Paspalum barbigerum
  • Axonopus siccus
  • Panicum unrecorded
  • Axonopus comans
  • Axonopus malmei
  • Axonopus obtusifolius
  • Digitaria unrecorded

Flora

Entry for PASPALUM scrobiculatum L. [family POACEAE]
Herbarium
Royal Botanic Gardens, Kew (K)
Collection
Flora of Tropical East Africa
Resource Type
Reference Sources
Entry From
Flora of Tropical East Africa, page 451, (1982) Author: W. D. CLAYTON and S.A. RENVOIZE
Names
PASPALUM scrobiculatum L. [family POACEAE], Mant. Pl. 1: 29 (1767); Clayton in K.B. 30: 101 (1975). Type: India, cult, at Uppsala (LINN, holo!)
PASPALUM orbiculare G. Forster [family POACEAE], Fl. Ins. Austr. Prodr.: 7 (1786); Clayton in F.W.T.A., ed. 2, 3: 446 (1972). Type: Society Is., Forster (GOET, hole, K, iso.!)
PASPALUM commersonii Lam. [family POACEAE], Tab. Encycl. Meth. Bot. 1: 175, fig. 43/1 (1791); Ann. list grasses Ug.: 34 (1947); F.P.N.A. 3: 90 (1955); F.P.S. 3: 509 (1956); R.K.G.: 44 (1958); Ann. list Nyasaland grasses: 53 (1958); I.G.U.: 47 (1960); G.T.: 78 (1965). Type: Mauritius, Commerson (P, holo.)
PASPALUM polystachyum R. Br. [family POACEAE], Prodr. Fl. Nov. Holl.: 188 (1810); Ann. list grasses Ug.: 34 (1947); Troupin, Fl. Garamba 1: 70 (1956); F.P.S. 3: 509 (1956); Ann. list Nyasaland grasses: 53 (1958); Clayton in F.W.T.A., ed. 2, 3: 446 (1972). Type: Australia, Carpentaria, Brown 6088 (K, iso.!)
PASPALUM barbatum Schumach. [family POACEAE], Beskr. Guin. Pl.: 53 (1827), non (Trin.) Schult. (1827), nec Trin. (1827). Type: Ghana, Thonning (C, holo.!)
PASPALUM cartilagineum Presl [family POACEAE], Rel. Haenk. 1: 216 (1830). Types: Luzon, Sorzogon, Haenke (PR, syn.) & Mariana Is., Haenke (K, fragment of syn.!)
PASPALUM dissectum Nees var. grande [family POACEAE], Fl. Afr. Austr. 1: 15 (1841). Types: South Africa, Zwartkops R., Drège (K, isosyn.!) & Kei R., Drège (whereabouts uncertain) & Fish [Visch] R., Drège (whereabouts uncertain)
PASPALUM jardinii Steud. [family POACEAE], Syn. Pl. Glum. 1: 18 (1854). Type: Gabon, Jardin (whereabouts uncertain, not P)
PASPALUM borbonicum Steud. [family POACEAE], Syn. Pl. Glum. 1: 27 (1854). Type: Réunion (P, holo.)
PASPALUM scrobiculatum Hack. var. velutinum [family POACEAE], in E.J. 6: 233 (1885). Type: Liberia, Monrovia, Naumann 30 (whereabouts uncertain, not W)
PASPALUM scrobiculatum (Steud.) Franch. var. jardinii [family POACEAE], in Bull. Soc. Hist. Nat. Autun 8: 338 (1895)
PASPALUM ledermannii Mez [family POACEAE], in F.R. 15: 65 (1917). Types: Cameroun, Garua, Ledermann 3420 (B, syn.!) & 4603 (B, syn.†) & George, Schlechter 2236 (B, syn.)
PASPALUM scrobiculatum (Lam.) Stapf var. commersonii [family POACEAE], in F.T.A. 9: 573 (1919); E.A. Pasture Plants 1: 34 (1926); Fl. Agrost. Congo Belge 2: 129 (1934); Imp. Grassl. Pl. Kenya: 53 (1951)
PASPALUM scrobiculatum (R. Br.) Stapf var. polystachyum [family POACEAE], in F.T.A. 9: 576 (1919); Fl. Agrost. Congo Belge 2: 129 (1934)
Information
Perennial; culms 10–150 cm. high, 1–6 mm. in diameter, 2–17-noded, the nodes commonly exposed, erect, or ascending from a decumbent base and rooting at the lower nodes. Leaf-blades linear, 5–40 cm. long, 3–15 mm. wide, tapering to a filiform tip. Inflorescence composed of 1–20 racemes, these digitate or borne on an axis up to 8 cm. long, the longest raceme 4–15 cm. long, with spikelets borne singly on a ribbon-like rhachis 1–2.5 mm. wide. Spikelets broadly elliptic, obovate or suborbicu-lar, 1.4–3 mm. long, green becoming brown; lower glume absent; upper glume papery; lower lemma similar or rarely coriaceous, 3–5-nerved (in the latter case the nerves evenly spaced or the laterals close together); upper lemma finely striate, brown at maturity. Fig. 142.
Range
DISTR. U1–4; K1–7; T1–8; Z; P throughout the Old World tropics
Altitude range
0–2900 m.
Distribution
KENYA S. Kavirondo District Oyugis-Kisii, 15 Mar. 1951, Bogdan 2943!KENYA Kericho District Sotik, 15 June 1953, Verdcourt 979!KENYA Kwale District Shimba Hills, Lango ya Mwagandi area, 17 Mar. 1968, Magogo & Glover 324!TANZANIA Arusha District Wanja Yohena, 29 Mar. 1966, Greenway & Vesey-FitzGerald 12508!TANZANIA Lushoto District Mgamba area, “Lake Mvumoi”, 23 Apr. 1968, Renvoize & Abdallah 1735!TANZANIA Songea District 11 km. W. of Songea, 11 Feb. 1956, Milne-Redhead & Taylor 8673!TANZANIA Zanzibar I., Kisimbani, 31 Mar. 1961, Faulkner 2797!TANZANIA Pemba I., Mjambeli, 16 Oct. 1929, Burtt Davy 2508/29!UGANDA Mbale District Kamuge, 11 Mar. 1928, Snowden 1264!UGANDA Masaka District Buddu, Kakuto, 12 Jan. 1936, Johnston 1387!UGANDA Mengo District Kampala, Makerere University Hill, 21 Nov. 1969, Lye 4713!
Notes
A polymorphic species, but with the variation apparently quite continuous; possibly a swarm of apomicts.

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